package com.sunzr0119.conventioncentertemplatebackend.service;

import org.springframework.http.ResponseEntity;

import java.util.Map;

public interface CaptchaService {
    /**
     * 生成验证码并返回 Base64 图片
     */
    Map<String, String> generateImgCaptcha();
    ResponseEntity<String> sendEmailCaptcha(String toEmail, String captcha);
}
